[pulseaudio-discuss] How to ask for small latency
lennart at poettering.net
Thu Dec 11 07:07:21 PST 2008
On Fri, 07.11.08 15:58, Hynek Hanke (hanke at brailcom.org) wrote:
> please, how do I ask Pulse Audio using the asynchronous API for a
> small latency setup? Currently, in our setup, Pulse Audio adjust the
> latency to 80ms (total) while playing sound from our application,
> but it won't go lower. This is however very high for our purpose
> (speech navigation for the blind), we need to get it at least to
In .13 the best way to request low latencies is passing the requested
latency when creating the stream in pa_buffer_attr.tlength. Then, set
PA_STREAM_ADJUST_LATENCY and you should be ready to go.
Lennart Poettering Red Hat, Inc.
lennart [at] poettering [dot] net ICQ# 11060553
http://0pointer.net/lennart/ GnuPG 0x1A015CC4
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